NewGraph instantiates a new graph at the given root path in the filesystem.

v2 only.

setupInitLayer populates a directory with mountpoints suitable for bind-mounting dockerinit into the container.

Set the max depth to the aufs default that most kernels are compiled with For more information see: http://sourceforge.net/p/aufs/aufs3-standalone/ci/aufs3.12/tree/config.mk.

ErrDigestNotSet is used when request the digest for a layer but the layer has no digest value or content to compute the the digest.

A Graph is a store for versioned filesystem images and the relationship between them.

CmdImageExport exports all images with the given tag.